42 CFR 37.52 : Proficiency in the use of systems for classifying the pneumoconioses.

(a) First or A Readers:

(1) Approval of a physician as an A Reader continues indefinitely if established prior to October 15, 2012.

(2) Physicians who desire to become A Readers must demonstrate their proficiency in classifying the pneumoconioses by either:

(i) Submitting to from the physician's files six sample which are considered properly classified by one or more individuals selected by from the . The six radiographs must consist of two without pneumoconiosis, two with simple pneumoconiosis, and two with complicated pneumoconiosis (these may be the same radiographs submitted for approval pursuant to §§ 37.43 and 37.44). The films will be returned to the physician. The classifications must be on the Classification Form (CDC/NIOSH 2.8); or

(ii) Satisfactory completion, since June 11, 1970, of a course approved by on the ILO International Classification of Radiographs of Pneumoconioses.

(b) Final or B Readers:

(1) Approval as a established prior to October 1, 1976, is hereby terminated.

(2) Proficiency in evaluating for radiographic quality and in the use of the for interpreting for pneumoconiosis and other diseases must be demonstrated by those physicians who desire to be by taking and passing a specially-designed proficiency examination given on behalf of or by at a time and place specified by .

(i) Each physician who desires to take the digital version of the examination will be provided a complete set of the current -approved standard reference digital radiographs.

(ii) Physicians who qualify under this provision need not be qualified under paragraph (a) of this section.

(c) Physicians who wish to participate in the program must familiarize themselves with the necessary components for attainment of reliable classification of for the pneumoconioses2 and apply using a Physician Application for Certification Form (CDC 2.12(E)).